# CAISO Dataset

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##  Quick Guide to Files

| Data type (file)                   | Unit | Resolution | Period (PST)         | Zone dictionary          | Original source| 
|------------------------------------|------|------------|-------------------------|--------------------------|-------|
| **Load** `caiso_load_hourly.csv`   | MW   | hourly     | 2021-01-01 → 2024-12-31 | [LOAD ZONES](#lz-load)   |https://www.eia.gov/opendata/browser/electricity/rto/region-sub-ba-data|
| **Solar** `caiso_solar_hourly.csv` | MW   | hourly   | 2021-01-01 → 2024-12-31 | [SOLAR ZONES](#lz-solar) |https://www.eia.gov/electricity/wholesalemarkets/data.php?rto=caiso|
| **Wind** `caiso_wind_hourly.csv`   | MW   | hourly    | 2021-01-01 → 2024-12-31 | [WIND ZONES](#lz-wind)   |https://www.eia.gov/electricity/wholesalemarkets/data.php?rto=caiso|
| **LMP** `caiso_lmp_5min.csv`       | $/MW | 5-minute  | 2021-01-01 → 2024-12-31 | [LMP ZONES](#lz-price)   |https://www.eia.gov/electricity/wholesalemarkets/data.php?rto=caiso|


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## Zone Dictionaries  *(click to expand)*

<details id="lz-load">
<summary><strong>Load zones — Load Aggregation Points (LAPs) </strong></summary>

| Zone code | Long name / description    |
|-----------|----------------------------|
| **SCE**   | Southern California Edison    |
| **VEA**   | Valley Electric Association |
| **PGAE**  | Pacific Gas & Electric           |
| **SDGE**  | San Diego Gas & Electric   |
</details>

<details id="lz-solar">
<summary><strong>Solar zones — Inter-zonal Congestion</strong></summary>

| Zone code | Long name / description |
|-----------|-------------------------|
| **NP-15** | North of Path 15 |
| **SP-15** | South of Path 15|
| **ZP-26** | Zone Path 26|
</details>

<details id="lz-wind">
<summary><strong>Wind zones — Inter-zonal Congestion</strong></summary>

| Zone code | Long name / description |
|-----------|-------------------------|
| **NP-15** | North of Path 15 |
| **SP-15** | South of Path 15|
</details>

<details id="lz-price">
<summary><strong>LMP zones — Inter-zonal Congestion</strong></summary>

| Zone code | Long name / description |
|-----------|-------------------------|
| **NP-15** | North of Path 15 |
| **SP-15** | South of Path 15|
| **ZP-26** | Zone Path 26|
</details>

---

> **Notes**  
> * The original 15-minute LMP data were upsampled to a 5-minute resolution.


